| fair(adjective, calm, detached, sober, unfeeling) |
| familiar(adjective, simple, easy, plain, straightforward) |
| favourable(adjective, feature, state, trait) |
| feckless(adjective, feature, state, trait) |
| feelgood(adjective, happy, relaxed, cheerful, cheery) |
| felicitous(adjective, feature, state, trait) |
| flat(adjective, cool, detached, blank, sober) |
| folksy(adjective, simple, easy, plain, modest) |
| frank(adjective, simple, plain, relaxed, straightforward) |
| free(verb, adjective, simple, plain, straightforward) |
| free-and-easy(adjective, simple, plain, relaxed, straightforward) |
| frisky(adjective, feature, state, trait) |
| genial(adjective, calm, quiet, cool, soft) |
| gentle |
| glacial(adjective, cool, detached, blank, sober) |
| hard-boiled(adjective, indifferent, detached, distant, remote) |
| hard-hearted(adjective, indifferent, detached, distant, unfeeling) |
| hardboiled(adjective, indifferent, detached, distant, unfeeling) |
| hardhearted hateful(adjective, person) |
| harum-scarum(adjective, feature, state, trait) |